body {
    margin: 0;
    font-size: 14px;
    font-family: sans-serif;
    color: #333;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
    cursor: pointer;
    color: white;
}

p {
    margin: 0;
}

button {
    cursor: pointer;
    border: none;
}

.header {
    min-width: 1080px;
    height: 180px;
    background: url(/public/header-bg.webp) no-repeat 0/cover;
    position: relative;
}

.bili_logo {
    width: 162px;
    height: 78px;
    background: url(/public/bilibili-logo.png) no-repeat 0/cover;
    position: absolute;
    left: 106px;
    bottom: 24px;
}

.head_bar {
    padding: 0 24px;
    display: flex;
    align-items: center;
    transition: all 0.3s ease-in-out;
}

/* 向下滚动后固定定位 */
.head_bar_fixed {
    position: fixed;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: #fff;
    box-shadow: 0 0 8px rgba(0, 0, 0, .1);
}

.head_bar_left {
    display: flex;
    align-items: center;
    height: 100%;
    font-size: 14px;
}

.head_bar_left>li {
    height: 64px;
    padding: 0 10px;
    display: flex;
    align-items: center;
}


/* 添加hover时弹跳动画 */
.head_bar_left>li:not(:nth-child(1), :nth-child(8), :nth-child(9)):hover {
    animation: popup 0.3s ease-in-out 1;
}

.head_bar_left_iconword {
    height: 64px;
    display: flex;
    align-items: center;
}

.head_bar_left a>svg {
    margin-right: 4px;
}

/* ===左上侧导航栏，直播弹出层=== */
.head_bar_left_popitem_live {
    position: relative;
    z-index: 1;
}

.head_bar_left_popitem_live>.popitem_live {
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);

    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    position: absolute;
    width: 552px;
    top: 64px;
    left: -100px;
    border-radius: 8px;
    background-color: white;
    transition: all 0.3s ease-in-out;
    display: flex;

    pointer-events: none;
}

.head_bar_left_popitem_live:hover>.popitem_live {
    visibility: visible;
    opacity: 1;
    transform: none;
    pointer-events: auto;
}


.popitem_live_left,
.popitem_live_right {
    font-size: 20px;
    color: #18191C;
    box-sizing: border-box;
    width: 276px;
    padding: 20px;
}

.popitem_live_left {
    padding-right: 0;
}

.popitem_live_title {
    margin-bottom: 16px;
}

.popitem_live_gird {
    display: grid;
    grid-template-columns: repeat(3, 68px);
    grid-template-rows: repeat(2, 91px);
    grid-gap: 16px;
    padding-right: 20px;
    border-right: 1px solid rgb(227, 229, 231);
}

.popitem_live_gird_avatar {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background-size: cover;
    transition: all 0.3s ease-in-out;
}

.popitem_live_gird_avatar:hover {
    /* hover时变暗 */
    filter: brightness(0.8);
}

.popitem_live_gird_avatar:hover+.popitem_live_gird_title {
    color: #23ade5;
}

.popitem_live_gird_title {
    margin-top: 6px;
    font-size: 12px;
    color: #000;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.popitem_live_activity1 {
    display: block;
    width: 234px;
    height: 91px;
    border-radius: 8px;
    background: url(/public/head_bar_left_popitem_live_activity1.webp) no-repeat 0/cover;
}

.popitem_live_activity2 {
    display: block;
    width: 234px;
    height: 91px;
    margin-top: 20px;
    border-radius: 8px;
    background: url(/public/head_bar_left_popitem_live_activity2.webp) no-repeat 0/cover;
}

/* ===左上侧导航栏，游戏中心弹出层=== */
.head_bar_left_popitem_game {
    position: relative;
    z-index: 1;
}

.popitem_game {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    pointer-events: none;

    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    width: 424px;
    height: 295px;
    background-color: white;
    border-radius: 8px;
    top: 64px;
    left: -100px;
    display: flex;
    transition: all 0.3s ease-in-out;
}

.head_bar_left_popitem_game:hover>.popitem_game {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.popitem_game_left {
    box-sizing: border-box;
    width: 270px;
    padding: 20px;
}

.popitem_game_left_big {
    display: block;
    width: 230px;
    height: 129px;
    border-radius: 8px;
    background: url(/public/head_bar_left_popitem_game1.webp) no-repeat 0/cover;
    overflow: hidden;
}

.popitem_game_left_big_title {
    margin-top: 104px;
    margin-left: 10px;
    font-size: 12px;

}

.popitem_game_left_pannel {
    width: 230px;
    margin-top: 16px;
    display: flex;
    justify-content: space-between;
}

.popitem_game_left_pannel_icon {
    width: 66px;
    height: 66px;
    border-radius: 10px;
    cursor: pointer;
    background: url(/public/head_bar_left_popitem_game2.webp) no-repeat 0/cover;
}

.popitem_game_left_pannel_title {
    font-size: 13px;
    height: 35px;
    margin-top: 76px;
    color: #18191C;
    transition: all 0.3s ease-in-out;
    /* div内显示两行或三行，超出部分用省略号显示 */
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.popitem_game_left_pannel_icon:hover .popitem_game_left_pannel_title {
    color: #23ade5;
}

.popitem_game_right {
    width: 156px;
    padding: 20px 20px 20px 0;
}

.popitem_game_right_container {
    border-left: 1px solid rgb(227, 229, 231);
    padding-left: 20px;
    position: relative;
}

.popitem_game_right_title {
    font-size: 20px;
    padding: 0 8px;
    color: #18191C;
}

.popitem_game_right_list:first-of-type {
    margin-top: 10px;
}

.popitem_game_right_list {
    display: block;
    height: 30px;
    line-height: 30px;
    padding: 0 8px;
    border-radius: 4px;
    font-size: 13px;
    color: #61666D;
    transition: all 0.3s ease-in-out;
}

.popitem_game_right_list:hover {
    background-color: rgb(227, 229, 231);
}

.popitem_game_right_img {
    display: none;
    position: absolute;
    width: 200px;
    height: 200px;
    top: 40px;
    left: 130px;
    background: url(/public/popitem_game_right_img1.webp);
    background-position: 0;
    background-size: contain;
}

/* ===左上侧导航栏一直循环向上滚动动画的元素=== */
.head_bar_left_slide_wrapper {
    display: block;
    height: 64px;
    position: relative;
    overflow: hidden;
}

.head_bar_left_slide_wrapper>img {
    display: block;
    width: 54px;
    height: 64px;
    /* 保证img不发生形变 */
    object-fit: contain;
    position: relative;
}

.head_bar_left_slide_wrapper>div {
    height: 64px;
    line-height: 64px;
}

.head_bar_left_slide_wrapper>div:first-child {
    animation: slideup 10s infinite;
}

@keyframes slideup {

    /* 要用 margin-top 来做动画！！！ */
    0% {
        margin-top: 0;
    }

    5% {
        margin-top: -64px;
    }

    50% {
        margin-top: -64px;
    }

    55% {
        margin-top: -128px;
    }

    100% {
        margin-top: -128px;
    }
}

/* ===左上侧导航栏，下载弹出层=== */
.head_bar_left_popitem_download {
    position: relative;
}

.head_bar_left_popitem_download:hover>.popitem_download {
    opacity: 1;
    visibility: visible;
    transform: translateY(8px);
}

.popitem_download {
    opacity: 0;
    visibility: hidden;
    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    position: absolute;
    top: 64px;
    left: -140px;
    width: 387px;
    background-color: white;
    border-radius: 8px;
    transition: all 0.3s ease-in-out;
}

.popitem_download_main {
    padding-top: 19px;
    display: flex;
}

.popitem_download_main_left {
    width: 192px;
    border-right: rgb(240, 241, 242) 2px solid;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.main_left_title1 {
    display: flex;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
    color: #18191C;
}

.main_left_title2 {
    font-size: 12px;
    color: #61666D;
}

.main_left_QRCode {
    margin-top: 12px;
    height: 90px;
    width: 90px;
    padding: 3px;
    border: rgb(227, 229, 231) 1px solid;
    border-radius: 6px;
    background: url(/public/head_bar_left_popitem_download_QRCode.png) no-repeat 0/contain content-box;
}

.popitem_download_main_right {
    width: 192px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.main_right_title1 {
    display: flex;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
    color: #18191C;
}

.main_right_title2 {
    font-size: 12px;
    color: #61666D;
}

.main_right_bili_icon {
    margin-top: 12px;
}

.main_right_download_btn {
    margin-top: 12px;
    width: 90px;
    height: 30px;
    border-radius: 6px;
    background-color: rgb(0, 174, 236);
    color: white;
    font-size: 14px;
}


.popitem_download_footer {
    margin: 12px 0 16px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popitem_download_footer_title {
    font-size: 12px;
    color: #9499A0;
}

.popitem_download_footer:hover .popitem_download_footer_title {
    color: #23ade5;
}

/* ===============中间==================== */
.head_bar_middle_container {
    /* 占满剩余空间 */
    flex: 1;
    position: relative;
}

.head_bar_middle_search {
    box-sizing: border-box;
    width: 64%;
    height: 40px;
    border-radius: 8px;
    border: 1px solid #e3e5e7;

    padding: 0 6px;
    background-color: rgb(240, 241, 242, 0.9);
    /* 居中 */
    margin: 0 auto;
    display: flex;
    align-items: center;
    transition: opacity 0.05s ease-in-out;
    position: relative;
    transition: background-color 0.2s ease-in-out, width 0.3s ease-in-out;
}

.head_bar_middle_search:hover {
    background-color: rgb(255, 255, 255);
}

.head_bar_middle_search>input {
    flex: 1;
    height: 32px;
    margin-right: 8px;
    padding: 0 10px;
    /* 去除未选中状态边框 */
    border: 0;
    border-radius: 8px;
    /* 去除选中状态边框 */
    outline: none;
    background-color: transparent;
    font-size: 14px;
    color: #000;
    /* 修复flex的bug：搜索按钮会被挤走 */
    min-width: 0;
}

.head_bar_middle_search>input:focus {
    background-color: #E3E5E7;
}

.head_bar_middle_search>svg {
    display: none;
    position: absolute;
    right: 50px;
}

.head_bar_middle_search>svg:hover {
    cursor: pointer;
    /* 学习了！！让svg变暗！ */
    filter: brightness(0.5);
}

.head_bar_middle_search>button {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 5px;
    background-color: transparent;
    cursor: pointer;
    transition: background-color 0.3s ease-in-out;
    /* svg居中 */
    display: flex;
    justify-content: center;
    align-items: center;
}

.head_bar_middle_search>button:hover {
    background-color: #E3E5E7;
}

.head_bar_middle_search_panel {
    display: none;
    box-sizing: border-box;
    position: absolute;
    top: 39px;
    /* 注意要对齐边框！故left/right要设置成-1px */
    left: -1px;
    right: -1px;
    padding: 13px 0 16px 0;
    background-color: white;
    border-radius: 0 0 8px 8px;
    border: 1px solid #e3e5e7;
    border-top: none;
}

.head_bar_middle_search_panel_title {
    height: 24px;
    line-height: 24px;
    padding-left: 16px;
    font-size: 16px;
    color: #18191C;
}

.head_bar_middle_search_panel_doubleItem {
    display: flex;
}

.search_panel_item {
    box-sizing: border-box;
    width: 50%;
    height: 38px;
    padding: 0 16px;
    color: #18191C;
    display: flex;
    align-items: center;
}

.search_panel_item:hover {
    background-color: #E3E5E7;
}

.search_panel_item_content {
    padding-left: 7px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.search_panel_item_icon {
    margin-left: 6px;
    height: 14px;
    object-fit: contain;
}

/* ===============右边==================== */
.head_bar_right {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 13px;
    position: relative;
}

.head_avatar:hover>.head_avatar_pop_pannel {
    visibility: visible;
    opacity: 1;
    transform: translateY(5px);
    pointer-events: auto;
}

.head_avatar_img {
    /* 去除被替换元素的空格，会占有像素 */
    display: block;
    /* 解决被absolute元素覆盖 */
    position: relative;
    z-index: 2;
    cursor: pointer;
    border-radius: 50%;
    box-sizing: border-box;
    width: 38px;
    height: 38px;
    border: 2px white solid;
    transition: all .3s ease-in-out;
}

.head_avatar:hover>.head_avatar_img {
    transform: scale(2.2) translate(-4px, 32%);
    border: none;
}

.head_avatar_pop_pannel {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    z-index: 1;
    top: 50px;
    left: -140px;
    padding: 40px 24px 18px;
    width: 300px;
    box-sizing: border-box;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    background-color: white;
    transition: all .4s ease;
    pointer-events: none;
}

.head_avatar_pop_pannel_nickname {
    display: block;
    text-align: center;
    font-size: 18px;
    color: rgb(251, 114, 153);
}

.head_avatar_pop_pannel_vip_container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 4px;
}

.head_avatar_pop_pannel_yearvip {
    width: 69px;
    height: 20px;
    background: url(/public/head_avatar_pop_pannel_yearvip.webp) no-repeat center/contain;
}

.head_avatar_pop_pannel_coins {
    margin-top: 4px;
    text-align: center;
}

.head_avatar_pop_pannel_coins_text {
    margin-left: 4px;
    font-size: 12px;
    color: #9499A0;
}

.head_avatar_pop_pannel_coins_num {
    margin-left: 5px;
    font-size: 12px;
    color: #18191C;
}

.head_avatar_pop_pannel_counts {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    padding: 0 20px;
}

.head_avatar_pop_pannel_counts_item {
    text-align: center;
}

.head_avatar_pop_pannel_counts_num {
    display: block;
    font-size: 18px;
    color: #18191C;
    transition: color .3s ease-in-out;
}

.head_avatar_pop_pannel_counts_text {
    display: block;
    font-size: 12px;
    color: #9499A0;
    transition: color .3s ease-in-out;
}

.head_avatar_pop_pannel_counts_item:hover>a {
    color: #00AEEC;
}

.head_avatar_pop_pannel_VIP {
    display: flex;
    align-items: center;
    margin: 12px 0;
    padding: 9px 12px;
    border-radius: 6px;
    background: url(/public/head_avatar_pop_pannel_VIP_bg.png) no-repeat center/cover;
}


.head_avatar_pop_pannel_VIP_title {
    font-size: 14px;
    color: rgb(255, 102, 153);
}

.head_avatar_pop_pannel_VIP_subtitle {
    width: 152px;
    font-size: 12px;
    color: rgb(97, 102, 109);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.head_avatar_pop_pannel_VIP_center {
    width: 68px;
    height: 29px;
    line-height: 29px;
    text-align: center;
    font-size: 12px;
    color: #ff6699;
    margin-left: 8px;
    background-color: white;
    border-radius: 6px;
}

.head_avatar_pop_pannel_entry {
    display: flex;
    align-items: center;
    height: 38px;
    border-radius: 8px;
    padding: 0 14px;
    font-size: 14px;
    color: #61666D;
    transition: background-color .3s ease;
}

.head_avatar_pop_pannel_entry:hover {
    background-color: #e3e5e7;
}

.head_avatar_pop_pannel_entry_title {
    margin-left: 8px;
}

.head_avatar_pop_pannel_entry_right_icon {
    transform: rotate(-90deg);
    /* flex的子元素开启auto，能自动拉满 */
    margin-left: auto;
}

.head_avatar_pop_pannel_splitLine {
    margin: 10px 0;
    height: 1px;
    background-color: #e3e5e7;
}

/* 右边入口面板 */
.head_bar_right_entrybar {
    margin-left: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.head_bar_right_entrybar>li {
    padding: 0 10px;
}

.head_bar_right_entrybar>li:hover svg {
    animation: popup 0.3s ease-in-out 1;
}

.head_bar_right_entrybar>li svg {
    display: block;
    margin: 0 auto;
}

.head_bar_right_updates {
    position: relative;
}

.head_bar_right_updates:hover .head_bar_right_pop_updates {
    visibility: visible;
    opacity: 1;
    transform: translate(-50%, 5px);
}

/* 动态弹出层 */
.head_bar_right_pop_updates {
    visibility: hidden;
    opacity: 0;

    width: 372px;
    position: absolute;
    z-index: 1;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    background-color: white;
    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    border-radius: 8px;
    border: 1px solid #e3e5e7;

    transition: all .3s ease-in-out;
}

.head_bar_right_pop_updates_btns {
    display: flex;
    align-items: center;
    color: #18191C;
    border-bottom: 1px solid #E3E5E7;
}

.head_bar_right_pop_updates_btn {
    height: 50px;
    text-align: center;
    line-height: 50px;
    flex: 1;
    cursor: pointer;
    border-bottom: 3px solid transparent;
}

.head_bar_right_pop_updates_btn_active {
    color: #00AEEC;
    border-bottom: 3px solid #00AEEC;
}

.head_bar_right_pop_updates_vedios {
    max-height: 490px;
    overflow-y: auto;
    display: block;
}

.head_bar_right_pop_updates_lives {
    max-height: 490px;
    overflow-y: auto;
    overflow-x: hidden;
    /* 隐藏水平滚动条 */
    display: none;
}

.head_bar_right_pop_updates_columns {
    max-height: 490px;
    overflow-y: auto;
    display: none;
}

.head_bar_right_pop_updates_noMoreTip {
    height: 100px;
    color: #9499A0;
    font-size: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 动态显示层滚动条样式 */
.bili_scroll_bar::-webkit-scrollbar {
    width: 4px;
    background: transparent;
}

.bili_scroll_bar::-webkit-scrollbar-thumb {
    border-radius: 4px;
    background: #C9CCD0;
}

.bili_scroll_bar::-webkit-scrollbar-track {
    background: transparent;
}

.head_bar_right_pop_updates_item {
    padding: 12px 20px;
    display: flex;
    cursor: pointer;
    transition: background-color .3s ease;
}

.head_bar_right_pop_updates_view_all_btn {
    width: 330px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    margin: 16px 20px;
    color: #18191C;
    background-color: #F6F7F8;
    font-size: 14px;
    cursor: pointer;
    border-radius: 4px;
}

.head_bar_right_pop_updates_item:hover {
    background-color: #e3e5e7;
}

.head_bar_right_pop_updates_item_avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
}

.head_bar_right_pop_updates_item_content {
    margin: 0 12px;
}

.head_bar_right_pop_updates_item_name {
    font-size: 13px;
    color: #61666D;
}

.head_bar_right_pop_updates_item_title {
    font-size: 14px;
    color: #18191C;
    width: 184px;
    margin-top: 4px;
}

.head_bar_right_pop_updates_item_living {
    object-fit: contain;
    width: 60px;
    height: 18px;
    margin-top: 4px;
}

.head_bar_right_pop_updates_item_time {
    font-size: 12px;
    color: #9499A0;
}

.head_bar_right_pop_updates_item_cover {
    object-fit: contain;
    width: 82px;
    height: 46px;
    margin-top: 22px;
}

.head_bar_right_pop_updates_split {
    display: flex;
    align-items: center;
    margin: 0 20px;
}

.head_bar_right_pop_updates_splitLine {
    flex: 1;
    height: 1px;
    background-color: #e3e5e7;
}

.head_bar_right_pop_updates_split_title {
    color: #9499A0;
    font-size: 12px;
    padding: 0 10px;
}

/* 右上投稿按钮 */
.head_bar_right_upload {
    width: 90px;
    height: 34px;
    margin-left: 20px;
    border-radius: 8px;
    border: none;
    background-color: #fb7299;
    font-size: 14px;
    color: #ffffff;
    cursor: pointer;
    /* 文字和图标居中对齐 */
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.1s ease-in-out;
}

.head_bar_right_upload:hover {
    background-color: #fc8bab;
}

.head_bar_right_upload>svg {
    margin-right: 4px;
}

/* ===============导航区==================== */
.nav {
    min-width: 1080px;
    display: flex;
    padding: 20px 140px;
}

.nav_left {
    width: 210px;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.nav_left_updates {
    display: block;
    height: 46px;
    width: 46px;
    border-radius: 50%;
    object-fit: contain;
    outline: 1px solid #e3e5e7;
}

.nav_left_hot {
    height: 46px;
    width: 46px;
    border-radius: 50%;
    background-color: #F07775;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav_left_channel {
    height: 46px;
    width: 46px;
    border-radius: 50%;
    background-color: #59CA73;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav_left_title {
    margin-top: 6px;
    color: #18191C;
    font-size: 14px;
    text-align: center;
}

.nav_center {
    flex: 1;
    margin-left: 10px;
    padding-right: 30px;
    border-right: #e3e5e7 1px solid;
    display: grid;
    grid-template-columns: repeat(11, 1fr);
    grid-template-rows: 1fr 1fr;
    grid-gap: 10px;
}

.nav_center_item {
    display: block;
    height: 28px;
    line-height: 28px;
    text-align: center;
    font-size: 14px;
    color: #61666D;
    border-radius: 6px;
    background-color: #F6F7F8;
    transition: background-color .3s ease;
}

.nav_center_item:hover {
    background-color: #e3e5e7;
}

.nav_right {
    width: 240px;
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    grid-template-rows: 1fr 1fr;
    grid-row-gap: 10px;
    justify-items: center;
}

.nav_right_item {
    margin-left: 10px;
    display: flex;
    align-items: center;
}

.nav_right_icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
    /* 改变svg颜色 */
    filter: invert(0.5);
}

.nav_right_title {
    margin-left: 4px;
    font-size: 13px;
    color: #61666D;
}

/* ===============内容==================== */
.main {
    min-width: 1080px;
    padding: 0 140px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-gap: 20px;
}

/* ===============内容区轮播图==================== */
.main_carousel_space {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
    /* background-color: #e3e5e7; */
}

.main_carousel_AlignToTheBottomOfTheSecondCover {
    height: 0;
    padding-top: calc((100% - 20px) / 2 * 0.5625 * 2 + 95px);
    /* background-color: #59CA73; */
    position: relative;
}


/* ===============视频卡片==================== */
.vedio_card_skeleton:nth-child(n+8) {
    grid-row: span 2; /* 跨越两行 */
    margin-top: 40px; /* 添加 40 像素的上边距 */
}

.vedio_card_skeleton_cover_wrapper {
    border-radius: 6px;
    position: relative;
    width: 100%;
    height: 0;
    padding-top: 56.25%;
    overflow: hidden;
}

.vedio_card_skeleton_cover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgb(250, 225, 225);
}

.vedio_card_skeleton_title {
    background-color: #f1f2f3;
    margin-top: 10px;
    width: 94%;
    height: 18px;
    border-radius: 4px;
}

.vedio_card_skeleton_title_short {
    background-color: #f1f2f3;
    margin-top: 4px;
    width: 72%;
    height: 18px;
    border-radius: 4px;
}

.vedio_card_skeleton_name {
    background-color: #f1f2f3;
    margin-top: 8px;
    width: 50%;
    height: 17px;
    border-radius: 4px;
}

@keyframes popup {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-4px);
    }

    100% {
        transform: translateY(0px);
    }
}

@media screen and (max-width: 1560px) {
    .nav {
        padding: 20px 60px;
    }

    .main {
        padding: 0 60px;
    }
}

@media screen and (min-width: 1366px) and (max-width:1700px) {
    .head_bar_left li {
        padding: 0 7.5px;
    }

    .head_bar_middle_search {
        width: 84%;
    }

}

@media screen and (min-width: 1280px) and (max-width:1366px) {
    .head_bar_left li {
        padding: 0 5px;
    }

    .head_bar_right_entrybar>li {
        padding: 0 5px;
    }

    .head_bar_middle_search {
        width: 84%;
    }
}

@media screen and (max-width:1366px) {
    .main {
        grid-template-columns: repeat(4, 1fr);
    }

    .vedio_card_skeleton:nth-child(n+6) {
        grid-row: span 2; /* 跨越两行 */
        margin-top: 40px; /* 添加 40 像素的上边距 */
    }
}

@media screen and (max-width:1280px) {
    .head_bar_left li {
        padding: 0 5px;
    }

    .head_bar_right_entrybar>li {
        padding: 0 5px;
    }

    .head_bar_middle_search {
        width: 84%;
    }

    .head_bar_middle_search_panel_doubleItem {
        display: block;
    }

    .search_panel_item {
        width: 100%;
    }

    .head_bar_right_entrybar_words {
        display: none;
    }

    .head_bar_right_upload {
        width: 34px;
        height: 34px;
    }

    .head_bar_left>li.head_bar_left_slide {
        display: none;
    }

}